ID:20647 Cannot recognize the flash device <name> that is attached to the device index <number>. If this is a custom-defined flash device, ensure that you have set the correct custom database directory.

CAUSE: You attempted to use a flash device that is not supported by the Intel Quartus Prime software.

ACTION: Replace the flash device with a supported flash device. If this is a custom-defined flash device, ensure that you have set the correct custom database directory.